URSIGRAM SYDNEY 24/0000UT JANUARY 2023 GEOALERT SYD024 UGEOA 85303 30124 0000/ 4021/ 12241 21241 30241 99999 PLAIN MAGNETIC FORECAST: ACTIVE due to CORONAL HOLE BT Australian Space Weather Forecasting Centre Bureau of Meteorology ASWFC at bom.gov.au www.bom.gov.au | www.sws.bom.gov.au